\centering
\footnotesize
\renewcommand{\arraystretch}{1.6}
\begin{subfigure}{.48\linewidth}
\begin{tabular}{l llll}
  \toprule
   & Accuracy & Precision & Recall & $F_1$\\
  \midrule
  Static Mapping                 & 58.8\% & 0.35 & 0.59 & 0.44\\
  DeepTune~\cite{Cummins2017b}   & 71.9\% & 0.72 & 0.72 & 0.72\\
  DeepTune$_{\text{IR}}$         & 73.8\% & 0.76 & 0.74 & 0.75\\
  NCC~\cite{Ben-nun2018}    & 80.3\% & 0.81 & 0.80 & 0.80\\
  ProGraML                       & \textbf{86.6}\% & \textbf{0.89} & \textbf{0.87} & \textbf{0.88}\\
  \midrule
\end{tabular}
\caption{AMD}
\end{subfigure}
\begin{subfigure}{.48\linewidth}
\begin{tabular}{l llll}
  \toprule
   & Accuracy & Precision & Recall & $F_1$\\
  \midrule
  Static Mapping                 & 56.9\%    & 0.32 & 0.57 & 0.41\\
  DeepTune~\cite{Cummins2017b}   & 61.0\%    & 0.69 & 0.61 & 0.65\\
  DeepTune$_{\text{IR}}$         & 68.4\% & 0.70 & 0.68 & 0.69\\
  NCC~\cite{Ben-nun2018}    & 78.5\%   & 0.79 & 0.79 & 0.79\\
  ProGraML                       & \textbf{80.0}\% & \textbf{0.81} & \textbf{0.80} & \textbf{0.80}\\
  \midrule
\end{tabular}
\caption{NVIDIA}
\end{subfigure}
